## super cap: charging /discharging efficiency and measurement current

According to Annex C(informative) of 62576 ©IEC:2009, the charging and discharging efficiency and measured current of supercapacitors for energy storage can be calculated by the following formula. C.2 charging efficiency, discharging efficiency, and current Charge Q after charg···

## Electric double layer capacitors : Self-discharge

This part of IEC 62391 applies to fixed electric double layer capacitors (called” supercapacitors”) mainly used in DC circuits of electronic equipment. Measuring method(refer to figure: Self-discharge test diagram) Before this measurement is made, the supercapacitor shall be f···

## Capacitor : classification according to capacitance and internal resistance

Measurements of capacitance and internal resistance by the constant current discharge method and the d.c. resistance method, respectively require much (long) measuring time depending on the product ratings provided that the measuring conditions are standardized with specificity···

## Low esr capacitor: measuring method of capacitance and low resistance by low frequency

Accoring to 62391-1© IEC:2006(E) ,This method is suitable for low esr capacitor (capacitors with relatively low internal resistance), and can be used as a shortcut method to reduce the measuring time . Measuring system The mesuring system includes the components in figure B.1···

## How to measure leakage current of supercaps

In generally,  leakage current  is current that flows in supercaps that is thought to be in a “off” mode where ideally no current would flow. For  internation standard:IEC 62391-1,Leakeage current is a value of current that folws through a supercaps after a charge for a ···

## EDLC CAPACITOR：General Guidance Of Enrironmental Conditions

For further general guidance of EDLC capacitor, see IEC 60721-3-0. During periods of erection work, which are often connected with down time, the user should be aware that conditions might differ from those experienced during the period of operation. Therefore the selection of ···

## EDLC capacitor: The calculating procedure of power density

Electric double-layer capacitors( EDLC  capacitor ) for power are intended for applications that require discharge currents in the range from mA to A. The characteristics of the capacitors include such performance as relatively high capacitance and low internal resistance, whic···

## Supreme Power Solutions Co., Ltd. (SPS) ranked in Top 10 Innovative Energy Storage Technologies

After several rounds of competition, including expert review, online voting, and final defense,  a new technology—- the new model of high energy density supercapacitor for mass transportation, developed by a subsidiary of Supreme Power Solutions Co., Ltd. (SPS) in Jiangsu···

## Hit PCIM: Ultra Capacitor Company SPS shows its Strength

The ultra capacitor company Supreme Power Solutions Co., Ltd. (SPS) recently has demontrated its latest development in ultra capacitor products at the 2017 PCIM (at Nuremberg). The visitors may see a wide range of ultra capacitor products at the No. 532 booth of SPS in Hall 7 of PCIM. F···

## Ultracapacitor Makes “Fast and Furious 8”Even More Furious

As the peak of the Fast and Furious franchise, Fast and Furious 8 has received enormous success at global box office with the help of cutting-the-edge technologies. The movie created a world of fantasy for the fans of vehicle racing and science fiction: Vehicles can almost fly under acc···